Experiments

Objectives:

  1. Compare internal and external validity.
  2. Examine an experimental design using the four validities.

Topic 6 DQ 1

Assessment Description

What are two common reasons to use a factorial design? Describe why Bartholow and Heinz’s word association study on alcohol and thoughts of aggression was a factorial design.

Topic 6 DQ 2

Assessment Description

Explain why experimenters usually prioritize internal validity over external validity when it is difficult to achieve both.

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